Whilst cruising through posts over at allhomosapienswelcome, I came across this impressive visualization of J.S. Bach's solo violin piece: prelude of Sonata in E Major.

I enjoy being able to see the patterns in the music while it's playing, which only goes to increase my appreciation for the complexity of these types of pieces. It reminded me of a visualization I had seen a few years ago of the first movement of Beethoven's Fifth Symphony: